1&comma; Reduction gearThe gear box is made of hight stress cast iron &lpar;FC25&rpar;&comma; and manufacture by computer numerical control machinery &lpar;CNCLATHE & CNC machine center&rpar;&period; The gear is of Ni-Cr-Mo alloy steel&lpar;SNCM220 & SCM415&rpar; with carburization process&period; The shaft is made by alignment and grinding&period; High accuracy&comma; be durable and bumping&period; More than 5 times safety factor&period; Long working life

2&comma; BufferWhen soft starting&comma; and after fly wheel acting&comma; the movement of high inertia is Produced&period; No impactness this keeps crane stable&comma; smooth and noiseless to stabilize the brake&period;3&comma; MotorHigh performance of start torque&comma; motor body heat is easy to dissipation&period; High-pressure resisting more than 1500V&comma; light current&comma; compact size&comma; powerful output&comma; available for high frequency working&period;4&comma; Electromagnet brakeWith direct-type electromagnet brake control can be adjustable with screw high abrasion brake leather&comma; long service life&comma; safety and never be falling off&period;